20165642880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{6763}}^1$

素因数の和:8338

約数の個数: 128

約数和(自身を含む): 64328886720

約数和(自身を除く): 44163243840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1553, 1920, 3106, 4659, 6212, 6763, 7765, 9318, 12424, 13526, 15530, 18636, 20289, 23295, 24848, 27052, 31060, 33815, 37272, 40578, 46590, 49696, 54104, 62120, 67630, 74544, 81156, 93180, 99392, 101445, 108208, 124240, 135260, 149088, 162312, 186360, 198784, 202890, 216416, 248480, 270520, 298176, 324624, 372720, 405780, 432832, 496960, 541040, 596352, 649248, 745440, 811560, 865664, 993920, 1082080, 1298496, 1490880, 1623120, 2164160, 2596992, 2981760, 3246240, 4328320, 6492480, 10502939, 12984960, 21005878, 31508817, 42011756, 52514695, 63017634, 84023512, 105029390, 126035268, 157544085, 168047024, 210058780, 252070536, 315088170, 336094048, 420117560, 504141072, 630176340, 672188096, 840235120, 1008282144, 1260352680, 1344376192, 1680470240, 2016564288, 2520705360, 3360940480, 4033128576, 5041410720, 6721880960, 10082821440, 20165642880]

約数ペア:

[(1, 20165642880), (2, 10082821440), (3, 6721880960), (4, 5041410720), (5, 4033128576), (6, 3360940480), (8, 2520705360), (10, 2016564288), (12, 1680470240), (15, 1344376192), (16, 1260352680), (20, 1008282144), (24, 840235120), (30, 672188096), (32, 630176340), (40, 504141072), (48, 420117560), (60, 336094048), (64, 315088170), (80, 252070536), (96, 210058780), (120, 168047024), (128, 157544085), (160, 126035268), (192, 105029390), (240, 84023512), (320, 63017634), (384, 52514695), (480, 42011756), (640, 31508817), (960, 21005878), (1553, 12984960), (1920, 10502939), (3106, 6492480), (4659, 4328320), (6212, 3246240), (6763, 2981760), (7765, 2596992), (9318, 2164160), (12424, 1623120), (13526, 1490880), (15530, 1298496), (18636, 1082080), (20289, 993920), (23295, 865664), (24848, 811560), (27052, 745440), (31060, 649248), (33815, 596352), (37272, 541040), (40578, 496960), (46590, 432832), (49696, 405780), (54104, 372720), (62120, 324624), (67630, 298176), (74544, 270520), (81156, 248480), (93180, 216416), (99392, 202890), (101445, 198784), (108208, 186360), (124240, 162312), (135260, 149088)]